Features & details FAST & EFFICIENT CHARGING: Polycrystalline cells provide this solar panel charger with enough power to charge 2 devices at the same time! Smart charging technology recognizes the input needed for a connected device and distributes current output accordingly, delivering up to 1.85A in total and cutting down on total charging time. WIDE COMPATIBILITY: Use this solar phone battery charger with any USB powered device with 5V DC input voltage. Compatible with iPhone X, 8, 7, 6s, iPad, Samsung Galaxy S8, S7, S6, S5, Edge, Note, mini, Nexus, LG, HTC, GoPro, Kindle and other electronic devices, including power banks of various capacity. It’s also the perfect backup in case of a power outage. PORTABLE & LIGHTWEIGHT: You can easily take this charger with you on any outdoor adventure! It weighs only 1.23 lbs. and is ultra-thin (1.2” folded). It’s ideal to use while backpacking, hiking, camping, kayaking & other outdoor activities. Features 11 built-in loops and 2 carabiners to easily attach to your backpack, tent or trees, and has a convenient pocket for the device being charged. No matter where you go, you can keep all your devices fully charged.